package task8;

import java.util.HashSet;
import java.util.Iterator;

public class HashSetTest {
    public static void main(String[] args){
        /*1、创建HashSetTest对象
        * 2、给集合对象添加元素
        * 3、遍历集合元素*/
        HashSet<Student> studentHashSet=new HashSet<Student>();
        Student s1=new Student("rose",18);
        Student s2=new Student("rose",18);
        Student s3=new Student("rose",19);
        studentHashSet.add(s1);
        studentHashSet.add(s2);
        studentHashSet.add(s3);
        Iterator iterator=studentHashSet.iterator();
        while (iterator.hasNext()){
            System.out.println(iterator.next());
        }




       /* HashSet<String> stringHashSet=new HashSet<String>();
        stringHashSet.add("张三");
        stringHashSet.add("李斯");
        stringHashSet.add("Lily");
        stringHashSet.add("Lily");*/

        /*for (String s:stringHashSet){
            System.out.println(s);
        }*/

       /* Iterator iterator=stringHashSet.iterator();
        while (iterator.hasNext()){
            System.out.println(iterator.next());*/
        }
        /*for (int i=0;i<stringHashSet.size();i++){
            System.out.println(stringHashSet.get(i));
        }*/
    }

